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Fluke 325 Multimeter Review 2023

Are you looking for a reliable and accurate multimeter for any electrical job? 

The Fluke 325 True RMS Clamp Meter has features that enable it to measure even 400 amps in tight spaces. It’s ideal for electricians, appliance repair technicians, commercial lighting experts and more – providing accuracy that can’t be found elsewhere.

With its one-handed design, quick swiping between apps and zooming into photos feels fluid and natural on this more prominent display. Its affordability and unique features make purchasing the Fluke 325 easy for anyone needing a reliable multimeter! 

Check out our review now and see why The Fluke 325 should be your go-to choice for electrical work!

Key Features

  • Measures AC current to 400 amp
  • AC and DC voltage to 600V
  • Measures resistance to 4 kilohms
  • True RMS sensing meter
  • Jaw opening measures current in a conductor up to 30mm 
  • Audible continuity sensor
  • Meets IEC safety standard 61010-1
  • Temperature and capacitance measurement
  • Compact and user-friendly
  • Size: 8.15″ (207mm) x 2.95″ (75mm) x 1.34″ (34mm)
  • Max core size: 1.18″ (30mm)
  • Weight: 10oz (283g)

Things That’s Included

  • Test leads with shrouds
  • Batteries (AAA x2)
  • Manual
  • Soft carry case

Fluke 325 Multimeter Review | Basic Info

Fluke 325 Review Multimeter Review

The Fluke 325 multimeter is one of the best choices to measure both voltage and current in AC or DC environments. It comes packed with all the features of its predecessors, plus the addition of temperature measurement without loss. This higher frequency capability allows for more versatile tooling, saving room during installations – whether at a home project or construction site.

The Fluke 325 multimeter makes life easier for those needing to accurately measure current draw or check continuity in switches. It’s designed with two amperage ranges for home wiring projects and is a must-have for automotive jobs such as starters, lights, connections and temperature readings – there won’t be any nasty shocks along the way! This device is your go-to when you need reliable results on HVAC jobs around town.

This multimeter is an ideal choice for those who work on industrial machines. Its True RMS lets you measure non-standard waveforms, perfect for motor readings. With more exact readings and DC Amperage that can go down to 100mA, the Fluke 325 is a great choice for electricians needing more specific measurements – it’s a must-have tool!

The Fluke 325 Multimeter is a handy device for electronics or home cooking because it includes a thermocouple! Choosing between Fahrenheit and Celsius is nice as you’re taking readings. You don’t have to worry about darker spaces since this model also has a backlit display – which many lower models lack. Whether you want to experiment with electronics or test temperatures while baking a perfect pie, this multimeter covers you with its Min/Max and Data Hold modes.

If you’re looking for a reliable and accurate tool for DIY electrical tasks, the Fluke 325 Multimeter is the way to go. It comes with a soft carry case, helpful for outdoor use, and free online access to its manual–which means you can easily find answers to any questions about it! Plus, its accuracy is generally good enough for most electrical work. It’s worth checking out!

Fluke 325 Multimeter General Specifications

AC/DC Current400A
AC/DC Voltage600V
Resistance 400.0 Ω / 4000 Ω / 40.00 kΩ
Continuity≤ 30 Ω
Capacitance0 to 100.0 μF / 100μF to 1000 μF
Frequency5.0 Hz to 500.0 Hz
Contact Temperature-10.0°C to 400.0°C (14.0°F to 752.0°F)
CAT RatingCAT III 600 V, CAT IV 300 V
Data HoldYes

Fluke 325 Review | Features

Build Quality

If you’re looking for high build quality from a multimeter, the Fluke 325 is the way to go. Sure clamp with easy open access, plus a smooth dial selector switch – everything you need to ensure your current measurements are rock solid. 

The leads plug in securely and won’t be snagging on anything during setup and use. Its thermocouple also has a nice sturdy plug that fits well into the inputs and doesn’t interfere with the probe leads – two birds, one stone!


The Fluke 325 Multimeter display simplifies reading results with its large and high-resolution display. With a resolution of 4000 counts, you can read down to 0.01A effortlessly, comparable to the most advanced digital multimeters that cost thousands of dollars! 

Its backlight screen also makes it ideal for use in poorly lit places, so you don’t have to worry about the time of day and still get your job done.


The Fluke 325 clamp meter is a great choice for electricians, particularly those in the HVAC industry. It packs a punch with its wide range of functions like 

  • AC/DC voltage measurement up to 600V
  • AC to 40A or 400A
  • temperature from -10˚C to 400˚C
  • frequency from 5Hz to 500Hz
  • And a hold function for accurate readings. 

Plus, it’s cheaper than other professional multimeters on the market, so you’re getting some serious bang for your buck!


If you’re a professional technician or engineer, you know accuracy is key, and that’s one of the best features of the Fluke 325 True RMS ac voltage multimeter. With this device, you can trust it’ll measure even non-linear signals precisely, ensuring your results are never wrong. And that means peace of mind when using this powerful tool.

Data Hold

The Fluke 325 Multimeter has the perfect feature to simplify testing hassles. With just one press of its handy hold button, you can easily pause or store a value during tests for easy recording later. You don’t have to worry about it getting overwritten – just hit that hold button, and you’re all set!


If you’re looking for an efficient and reliable multimeter, the Fluke 325 Multimeter is the one for you. It offers ideal accuracy and resolution during measurements, plus the bonus of an auto-ranging feature – now you don’t have to bother manually setting it up each time. Just decide which ranging mode suits your needs best – auto or manual – and you’re ready!

Intuitive User-Interface 

The Fluke 325 Multimeter’s user interface is intuitive and easy to understand, even for those new to digital multimeters. Cutouts on the body clearly label all of its buttons, while its steady dial selector makes choosing a function or measuring range fast and simple. 

Each port has its purpose printed above it, so you know exactly where to plug in your leads. And if uncertainty sets in, grab the well-written user manual and have peace of mind.

Safety Protection

The Fluke 325 is among the safest and most reliable multimeter options. It offers CAT-IV protection at 300V, CAT-III protection at 600V, and a surge protective rating of 6kV. Not to mention, it has an ergonomic design. So you can get comfortable in any situation, which is great for extended use. 

This is an excellent tool for accurately monitoring voltages in building and circuit breaker sources. With its different safety levels, you can be sure your measurements are correct without worrying about harm from you or your equipment.


The Fluke 325 Multimeter is competitively priced for what you get. It’s perfect for those who need to perform more advanced functions and have an extra budget. 

For beginners, though, or for those who only need basic functions, opt for a cheaper device to save some money. All in all, with its range of functions, the Fluke 325 offers great value for money.


When you invest in a Fluke 325 multimeter, you can rest assured that your money isn’t be wasted. This reliable and reputable brand has been around for years, delivering performance and quality with all its products. 

And if anything goes wrong within the two-year warranty period, Fluke will take care of it! So why wait? Invest in a dependable product now and enjoy its features for years.


  • Ergonomic design
  • CAT IV safety rating.
  • Easy to use and carry
  • Carry case included
  • Two-year warranty
  • Lightweight
  • Have typical multimeter ranges


  • Leads are not much impressive
  • Doesn’t have a calibration certificate

Things That Are Unimpressive In Fluke 325

The Fluke 325 certainly has its weaknesses. One big flaw is the price; compared to competitors, it can be pretty unbearable on the wallet. Besides, the clamp is a letdown, as it won’t even test multiple wires simultaneously. 

This design choice might be understandable for some users, but those wanting full functionality should look elsewhere. To top things off, the display resolution could also use some improvement – unsuitable for testing or detection. 

All these cons add up and make it hard to justify a purchase from Fluke 325 in many cases.

Who Needs Fluke 325?

The Fluke 325 is perfect for professional technicians and HVAC service electricians looking to measure currents up to 400 A in tight spaces. It may have a slightly steeper price tag than basic Klein DMMs, but its features and accuracy make it worth the investment. 

And while starting electricians or DIY-ers can still use it, they should consider if they need all of its features depending on what kind of troubleshooting they’re doing.

Users’ Opinion About Fluke 325 Digital Multimeter

The Fluke 325 Digital Multimeter has won many users over; it’s 4.7 rating on Amazon is evidence of its popularity. While it’s the cheapest go-to Fluke meter with an AC-DC amp clamp, many reviews rave about its sturdy build and reliable performance. 

However, one minor quibble among users is that there’s a small button to switch between AC and DC – and it can be all too easily missed when you’re in a hurry!

Final Verdict 

The Fluke 325 review multimeter is an excellent item in any toolbox. It’s gotten great reviews, boasts many features, and has an unbeatable price tag, making it a great value. 

Whether you’re a professional or just looking to make basic fixes around the house, this handy device will be an invaluable addition to your tools. The best part? You can purchase it for a fraction of the cost compared to similar multimeters – yet gain all the same features! 

So don’t hesitate; if you need reliable equipment that won’t break the bank, then the Fluke 325 review multimeter may be precisely what you’re looking for.

Fluke 325 Multimeter Review FAQs

What frequency does Fluke 325 measure?

Say hello to a device that can measure the frequency of anything from 5 Hz to 500 Hz and its resistance up to 40 kΩ. And that’s not it! It can also measure temperature from -10°C to 400°C using the K-type thermocouple included. Who knew measuring could get so versatile?

What is the voltage range of Fluke 325?

It can measure AC/DC current up to a whopping 400 A simply by clamping it on and AC/DC voltage up to 600 V with convenient test leads. It can also measure frequency from 5 Hz to 500 Hz and resistance up to 40 kΩ. 

How do you use a Fluke 325 True RMS clamp meter?

First of all, make sure that the power is off before proceeding. Open the clamp to the desired size and position it around the target wire or conductor. When taking measurements, consider any interference present for accurate readings. After that, turn on the meter and use it just like an ordinary multimeter – press a function switch on the front of the meter and get instant readings from its digital display.